for years now many people have been trying to figure out what L is real 2401 in the courtyard.

http://www.youtube.com/watch?v=zXidmJofNaE

in the super mario 64 beta there was a key in king boo, there was a picture taken from the beta and the key looks like a candle.

i found out the keys that open the doors to other characters in sm64 ds looks similar to the key in the beta